Home / 22,268.21-30,730.16-12,059.35

Finding the Fourth Proportional to 22,268.21, 30,730.16 and 12,059.35

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Solution

The fourth proportional to 22,268.21, 30,730.16 and 12,059.35 is: 16,641.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.21 : 30,730.16 = 12,059.35 : x
  2. Step 2: Convert to fraction form
    22,268.21/30,730.16 = 12,059.35/x
  3. Step 3: Cross multiply
    22,268.21x = 30,730.16 × 12,059.35
  4. Step 4: Simplify right side
    22,268.21x = 370,585,708.32
  5. Step 5: Solve for x
    x = 370,585,708.32/22,268.21
  6. Step 6: Final answer
    x = 16,641.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.